Drilldown: Patents

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Patents > Number of claims: 21-22

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frame (7) · stability (7) · airplane (6) · control (5) · wings (4) · design (4) · rudder (3) · navigation (3) · marine (3) · hydroaeroplane (3) · Flapping (3) · hydroplane (3) · automatic stability (3)
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None (9) · USPC 244/233 (2) · USPC 244/80 (2)
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